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Stock-Based Compensation (Details) - USD ($)
12 Months Ended
May. 30, 2015
May. 31, 2014
Jun. 01, 2013
Share-based Compensation Arrangement by Share-based Payment Award      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized $ 7,900,000    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 1 year 2 months 26 days    
Stock Issued During Period, Shares, Employee Stock Ownership Plan 62,467 63,753 84,075
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 3,991,307    
Defined Contribution Plan, Cost Recognized $ 20,800,000 $ 20,300,000 $ 17,000,000
IRS Statutory Compensation Ceiling $ 265,000    
Employee Stock      
Share-based Compensation Arrangement by Share-based Payment Award      
Common Stock, Capital Shares Reserved for Future Issuance 4,000,000    
Employee Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value $ 2,400,000 $ 6,200,000 $ 2,000,000
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 11 months 8 days    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 200,000    
Granted $ 0    
Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested and Expected to Vest, Weighted Average Remaining Contractual Term 1 year 2 months 12 days    
Weighted average remaining contractual term (in years) 1 year 2 months 12 days    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 1 year 1 month 9 days    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 4,700,000    
Granted $ 30.38 $ 28.55 $ 20.49
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Conversion Ratio to Common Stock 1    
Performance Share Units      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested and Expected to Vest, Weighted Average Remaining Contractual Term 1 year 4 months 2 days    
Weighted average remaining contractual term (in years) 1 year 4 months 2 days 1 year 9 months 18 days  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 1 year 18 days    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 0    
Granted $ 32.71 $ 31.66 $ 17.10
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Conversion Ratio to Common Stock 1    
Herman Miller Consumer Holdings Inc [Member]      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 662,400    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value $ 1,400,000    
Deferred Compensation Share-based Arrangements, Liability, Current and Noncurrent $ 1,400,000    
Employee Stock      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Percent of Market Price, Purchase Date 85.00%    
Minimum | Employee Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 1 year    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 2 years    
Minimum | Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 5 years    
Minimum | Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years    
Minimum | Performance Share Units      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years    
Maximum | Employee Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 10 years    
Maximum | Non-qualified Deferred Compensation Plan      
Share-based Compensation Arrangement by Share-based Payment Award      
Deferred Compensation Arrangement with Individual, Employer Contribution, Percent of Individual Contribution 30.00%    
Deferred Compensation Arrangement with Individual, Employer Contribution, Percentage of Deferred Cash Incentive Bonus 50.00%    
Deferred Compensation Arrangement with Individual, Employer Contribution, Annual Vesting Percentage 33.33%    
Maximum | Executive Equalization Retirement Plan      
Share-based Compensation Arrangement by Share-based Payment Award      
Deferred Compensation Arrangement with Individual, Cash Awards Granted, Percentage 50.00%    
Deferred Compensation Arrangement with Individual, Cash Awards Granted, Percentage of Incentive Cash Bonus 100.00%    
Deferred Profit Sharing [Member]      
Share-based Compensation Arrangement by Share-based Payment Award      
Defined Contribution Plan, Employer Discretionary Contribution Amount $ 4,800,000 $ 6,400,000 $ 5,300,000